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Date:      Sun, 14 Nov 2010 07:43:23 +0300
From:      Anonymous <swell.k@gmail.com>
To:        FreeBSD-gnats-submit@FreeBSD.org
Subject:   ports/152227: [patch] www/firefox-devel: fix PGO on gcc45
Message-ID:  <8639r4sefo.fsf@gmail.com>
Resent-Message-ID: <201011140450.oAE4o8cX010697@freefall.freebsd.org>

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>Number:         152227
>Category:       ports
>Synopsis:       [patch] www/firefox-devel: fix PGO on gcc45
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    gecko
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sun Nov 14 04:50:08 UTC 2010
>Closed-Date:
>Last-Modified:
>Originator:     Anonymous
>Release:        FreeBSD 9.0-CURRENT amd64
>Organization:
>Environment:
$ g++45 -v
gcc version 4.5.2 20101104 (prerelease) (GCC)
$ ld -v
GNU gold (GNU Binutils 2.21.51.20101111) 1.10
$ make -V PKGNAME
firefox-4.0.b8.57465,1 # nightly build
>Description:
Don't add -I/usr/include and -L/usr/lib to CFLAGS/LDFLAGS, it messes up
search path for gcc's own includes/libs.

  $ echo 'int main(void) { return(0); }' \
    | g++45 -xc -o/dev/null - -fprofile-generate -L/usr/lib -Wl,--verbose \
    |& fgrep gcov
  attempt to open /usr/lib/libgcov.so failed
  attempt to open /usr/lib/libgcov.a succeeded
  (/usr/lib/libgcov.a)_gcov_merge_add.o
  (/usr/lib/libgcov.a)_gcov.o
  :(.text+0x1d): undefined reference to `__gcov_indirect_call_profiler'
  :(.text+0x64): undefined reference to `__gcov_indirect_call_profiler'
  zsh: exit 1

  $ echo 'int main(void) { return(0); }' \
    | g++45 -xc -o/dev/null - -fprofile-generate -Wl,--verbose \
    |& fgrep gcov
  attempt to open LOCALBASE/lib/gcc45/gcc/x86_64-portbld-freebsd9.0/4.5.2/libgcov.so failed
  attempt to open LOCALBASE/lib/gcc45/gcc/x86_64-portbld-freebsd9.0/4.5.2/libgcov.a succeeded
  (LOCALBASE/lib/gcc45/gcc/x86_64-portbld-freebsd9.0/4.5.2/libgcov.a)_gcov.o
  (LOCALBASE/lib/gcc45/gcc/x86_64-portbld-freebsd9.0/4.5.2/libgcov.a)_gcov_merge_add.o
  (LOCALBASE/lib/gcc45/gcc/x86_64-portbld-freebsd9.0/4.5.2/libgcov.a)_gcov_indirect_call_profiler.o
>How-To-Repeat:
# fails because /usr/lib/libgcov.a is used instead of LOCALBASE/lib/**/libgcov.a
$ make
[...]
g++45 -fprofile-generate -L/usr/lib [...] -o libxul.so
LOCALBASE/bin/ld: ../../embedding/browser/gtk/src/libgtkembedmoz.a(EmbedPrivate.o): in function EmbedPrivate::EmbedPrivate():/a/pkgbuild/a/freebsd-ports/www/firefox-devel/work/mozilla-central/embedding/browser/gtk/src/EmbedPrivate.cpp:983: error: undefined reference to '__gcov_average_profiler'
LOCALBASE/bin/ld: ../../embedding/browser/gtk/src/libgtkembedmoz.a(EmbedPrivate.o): in function EmbedPrivate::EmbedPrivate():/a/pkgbuild/a/freebsd-ports/www/firefox-devel/work/mozilla-central/embedding/browser/gtk/src/EmbedPrivate.cpp:983: error: undefined reference to '__gcov_ior_profiler'
LOCALBASE/bin/ld: ../../embedding/browser/gtk/src/libgtkembedmoz.a(EmbedPrivate.o): in function EmbedPrivate::~EmbedPrivate():../../../../dist/include/nsTArray-inl.h:132: error: undefined reference to '__gcov_average_profiler'
LOCALBASE/bin/ld: ../../embedding/browser/gtk/src/libgtkembedmoz.a(EmbedPrivate.o): in function EmbedPrivate::~EmbedPrivate():../../../../dist/include/nsTArray-inl.h:132: error: undefined reference to '__gcov_ior_profiler'
LOCALBASE/bin/ld: ../../embedding/browser/gtk/src/libgtkembedmoz.a(EmbedPrivate.o):(.data.rel+0xa8): error: undefined reference to '__gcov_merge_ior'
LOCALBASE/bin/ld: ../../staticlib/components/libnecko.a(nsBufferedStreams.o): in function nsBufferedOutputStream::GetBuffer(unsigned int, unsigned int):/a/pkgbuild/a/freebsd-ports/www/firefox-devel/work/mozilla-central/netwerk/base/src/nsBufferedStreams.cpp:798: error: undefined reference to '__gcov_average_profiler'
LOCALBASE/bin/ld: ../../staticlib/components/libnecko.a(nsBufferedStreams.o): in function nsBufferedOutputStream::GetBuffer(unsigned int, unsigned int):/a/pkgbuild/a/freebsd-ports/www/firefox-devel/work/mozilla-central/netwerk/base/src/nsBufferedStreams.cpp:798: error: undefined reference to '__gcov_ior_profiler'
LOCALBASE/bin/ld: ../../staticlib/components/libnecko.a(nsBufferedStreams.o): in function nsBufferedInputStream::GetBuffer(unsigned int, unsigned int):/a/pkgbuild/a/freebsd-ports/www/firefox-devel/work/mozilla-central/netwerk/base/src/nsBufferedStreams.cpp:798: error: undefined reference to '__gcov_average_profiler'
LOCALBASE/bin/ld: ../../staticlib/components/libnecko.a(nsBufferedStreams.o): in function nsBufferedInputStream::GetBuffer(unsigned int, unsigned int):/a/pkgbuild/a/freebsd-ports/www/firefox-devel/work/mozilla-central/netwerk/base/src/nsBufferedStreams.cpp:798: error: undefined reference to '__gcov_ior_profiler'
LOCALBASE/bin/ld: ../../staticlib/components/libnecko.a(nsBufferedStreams.o):(.data.rel+0xa8): error: undefined reference to '__gcov_merge_ior'
LOCALBASE/bin/ld: ../../staticlib/components/libnecko.a(nsIOService.o):(.data.rel+0xa8): error: undefined reference to '__gcov_merge_ior'
LOCALBASE/bin/ld: ../../staticlib/components/libnecko.a(nsLoadGroup.o):(.data.rel+0xe8): error: undefined reference to '__gcov_merge_ior'
>Fix:
--- a.diff begins here ---
Index: www/firefox-devel/files/patch-configure.in
===================================================================
--- www/firefox-devel/files/patch-configure.in	(revision 432)
+++ www/firefox-devel/files/patch-configure.in	(working copy)
@@ -36,6 +36,15 @@
      AC_DEFINE(HAVE_CLOCK_MONOTONIC)
      AC_SUBST(HAVE_CLOCK_MONOTONIC)
      AC_SUBST(REALTIME_LIBS)
+@@ -4808,7 +4810,7 @@ CFLAGS=$_SAVE_CFLAGS
+ LDFLAGS=$_SAVE_LDFLAGS
+ LIBS=$_SAVE_LIBS
+ 
+-if test "${ZLIB_DIR}" -a -d "${ZLIB_DIR}" -a "$SYSTEM_ZLIB" = 1; then
++if test "${ZLIB_DIR}" -a "${ZLIB_DIR}" != "/usr" -a -d "${ZLIB_DIR}" -a "$SYSTEM_ZLIB" = 1; then
+     ZLIB_CFLAGS="-I${ZLIB_DIR}/include"
+     ZLIB_LIBS="-L${ZLIB_DIR}/lib ${ZLIB_LIBS}"
+ fi
 @@ -5938,11 +5938,11 @@ if test -n "$MOZ_WEBM"; then
        AC_CHECK_PROGS(VPX_AS, $YASM yasm, "")
        dnl We have YASM, see if we have assembly on this platform.  
--- a.diff ends here ---
>Release-Note:
>Audit-Trail:
>Unformatted:



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